UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041812.upa.cvt Date: 1200Z 18 APR 25 Searching for TNCC... Searching the city database file for: TNCC ... Date:1200Z 18 APR 25 Station: TNCC WMO ident: 78988 Latitude: 12.20 Longitude: -68.97 Elevation: 67.00 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- SFC 1007 67 28.0 26.0 89 2.0 26.5 90 12 300.5 304.5 299.4 363.8 21.46 1 1000 114 26.6 23.2 82 3.4 24.1 90 14 299.8 303.1 297.3 353.0 18.19 2 999 123 26.4 23.1 82 3.3 24.0 90 14 299.6 302.9 297.2 352.6 18.09 3 995 158 26.0 23.1 84 2.9 23.9 89 15 299.6 302.9 297.2 352.7 18.17 4 925 796 21.2 19.7 91 1.5 20.2 95 21 301.0 303.9 296.1 347.5 15.81 5 919 853 20.8 19.9 95 0.9 20.2 97 21 301.1 304.1 296.3 348.5 16.12 6 871 1316 18.0 17.0 94 1.0 17.3 102 18 302.9 305.5 295.4 344.7 14.14 7 856 1466 20.6 11.6 56 9.0 14.8 104 15 307.1 309.0 293.7 337.5 10.07 8 850 1527 20.4 12.4 60 8.0 15.1 105 14 307.5 309.5 294.3 339.9 10.70 9 779 2274 14.8 12.3 85 2.5 13.1 122 12 309.3 311.5 295.4 344.6 11.62 10 700 3174 10.2 3.2 62 7.0 6.2 175 6 313.8 315.1 293.2 335.4 6.90 11 695 3234 10.0 2.0 57 8.0 5.5 175 6 314.2 315.4 292.9 334.2 6.37 12 649 3800 6.2 1.8 73 4.4 3.7 166 8 316.1 317.4 293.7 337.4 6.73 13 618 4200 3.8 -3.2 60 7.0 0.3 158 14 317.8 318.8 292.7 333.5 4.89 14 606 4360 4.4 -14.6 24 19.0 -3.2 146 16 320.3 320.7 290.9 327.1 2.03 15 530 5438 -2.9 -19.9 26 17.0 -8.7 158 7 324.1 324.4 291.5 329.2 1.49 16 520 5590 -2.7 -32.7 8 30.0 -10.3 147 8 326.1 326.2 291.1 327.8 0.47 17 519 5605 -2.7 -31.7 9 29.0 -10.2 146 8 326.2 326.4 291.2 328.2 0.52 18 500 5900 -5.1 -31.1 11 26.0 -11.8 125 10 326.8 326.9 291.4 328.9 0.57 19 459 6563 -9.3 -21.3 37 12.0 -13.2 180 13 329.7 330.0 293.1 335.0 1.52 20 409 7442 -13.7 -44.7 5 31.0 -18.8 287 11 335.0 335.1 293.3 335.7 0.17 21 400 7610 -14.7 -43.7 7 29.0 -19.6 290 12 335.9 335.9 293.5 336.7 0.20 22 386 7879 -16.7 -44.7 7 28.0 -21.1 278 10 336.7 336.7 293.7 337.4 0.18 23 374 8115 -18.7 -46.7 7 28.0 -22.7 281 10 337.1 337.1 293.7 337.7 0.15 24 358 8440 -21.1 -46.1 9 25.0 -24.5 286 11 338.1 338.2 294.0 338.8 0.17 25 345 8712 -22.5 -49.5 7 27.0 -25.8 289 12 339.8 339.8 294.4 340.3 0.12 26 322 9214 -27.1 -50.1 9 23.0 -29.5 296 13 340.2 340.3 294.5 340.7 0.12 27 304 9626 -30.5 -52.5 10 22.0 -32.4 287 12 341.1 341.1 294.7 341.5 0.10 28 300 9720 -31.3 -53.3 10 22.0 -33.1 280 12 341.3 341.3 294.7 341.6 0.09 29 281 10181 -34.1 -57.1 8 23.0 -35.7 281 18 343.7 343.7 295.3 343.9 0.06 30 250 10990 -39.1 -50.1 30 11.0 -39.9 285 33 347.9 348.0 296.3 348.6 0.16 31 238 11326 -42.1 -46.5 62 4.4 -42.5 277 31 348.3 348.4 296.5 349.3 0.25 32 229 11586 -44.3 -51.3 46 7.0 -44.7 270 30 348.8 348.9 296.5 349.5 0.15 33 206 12288 -50.7 -55.1 59 4.4 -50.9 257 26 349.5 349.5 296.6 350.0 0.11 34 200 12480 -52.1 -58.1 48 6.0 -52.3 260 24 350.3 350.3 296.8 350.6 0.07 35 197 12577 -52.9 -59.9 42 7.0 -53.1 261 25 350.5 350.5 296.8 350.8 0.06 36 175 13327 -59.3 -59.3 100 0.0 -59.3 272 30 352.0 352.1 297.1 352.4 0.07 37 150 14270 -67.7 -73.7 42 6.0 -67.7 270 32 353.5 353.5 297.4 353.5 0.01 38 149 14310 -68.3 -75.3 36 7.0 -68.4 270 32 353.1 353.1 297.3 353.1 0.01 39 143 14556 -69.9 -74.9 48 5.0 -69.9 273 33 354.5 354.5 297.6 354.5 0.01 40 136 14853 -72.3 -78.3 40 6.0 -72.3 276 34 355.4 355.4 297.8 355.4 0.01 41 132 15027 -74.1 -78.4 51 4.3 -74.1 278 35 355.2 355.2 297.7 355.2 0.01 42 120 15578 -77.7 -85.7 26 8.0 -77.7 288 41 358.4 358.4 298.4 358.4 0.00 43 115 15822 -77.3 -85.3 27 8.0 -77.3 294 44 363.5 363.6 299.4 363.6 0.00 44 110 16076 -77.7 -84.7 31 7.0 -77.7 282 35 367.4 367.4 300.1 367.5 0.00 45 101 16563 -78.9 -86.9 26 8.0 -78.9 286 15 374.2 374.2 301.3 374.2 0.00 46 100 16620 -79.1 -87.1 26 8.0 -79.1 300 14 374.9 374.9 301.4 374.9 0.00 47 88 17343 -81.9 -88.9 29 7.0 -81.9 35 6 383.2 383.2 302.8 383.3 0.00 48 86 17472 -81.1 -88.1 30 7.0 -81.1 323 8 387.4 387.4 303.4 387.4 0.00 49 81 17811 -78.7 -86.7 26 8.0 -78.7 243 8 399.0 399.0 305.0 399.0 0.00 50 78 18026 -79.7 -87.7 25 8.0 -79.7 270 14 401.3 401.3 305.4 401.3 0.00 51 75 18248 -80.9 -88.9 25 8.0 -80.9 296 13 403.3 403.3 305.6 403.3 0.00 52 72 18479 -79.3 -86.3 31 7.0 -79.3 338 17 411.4 411.4 306.7 411.4 0.00 53 70 18640 -77.3 -85.3 27 8.0 -77.3 105 7 419.0 419.0 307.6 419.0 0.00 54 50 20610 -67.5 -92.5 2 25.0 -67.7 280 4 484.4 484.4 313.8 484.4 0.00 55 48 20857 -65.9 -91.9 1 26.0 -66.2 296 4 493.9 493.9 314.5 493.9 0.00 56 46 21115 -65.3 -91.3 2 26.0 -65.6 318 5 501.4 501.4 315.1 501.4 0.00 57 41 21813 -66.5 -93.5 1 27.0 -66.8 201 7 515.2 515.2 316.0 515.2 0.00 58 30 23750 -56.3 -86.3 1 30.0 -57.7 70 12 591.2 591.2 320.2 591.2 0.01 59 29 23966 -56.1 -86.1 1 30.0 -57.6 72 10 597.5 597.5 320.5 597.5 0.01 60 27 24421 -56.7 -86.7 1 30.0 -58.2 29 13 608.1 608.1 321.0 608.2 0.01 61 25 24912 -55.9 -85.9 1 30.0 -57.6 48 22 623.9 624.0 321.6 624.0 0.01 62 20 26350 -51.5 -83.5 1 32.0 -54.5 100 38 678.5 678.5 323.7 678.7 0.02 63 17 27413 -48.3 -80.3 1 32.0 -52.7 98 38 721.1 721.1 325.1 721.4 0.04 64 16 27812 -48.7 -80.7 1 32.0 -53.2 96 38 732.4 732.4 325.4 732.7 0.04 65 15 28237 -47.3 -80.3 1 33.0 -52.5 100 41 750.7 750.7 326.0 751.1 0.04 66 14 28693 -47.7 -80.7 1 33.0 -52.9 91 44 764.3 764.3 326.3 764.7 0.04 TRP 88 17343 -81.9 -88.9 29 7.0 -81.9 35 6 383.2 383.2 302.8 383.3 0.00 WND Sounding variables and indices 1000-500 mb thick: 5786.00 m Freezing level: 560.19 mb = 5009.96 m = 16436.67 ft Wetbulb zero: 617.12 mb = 4211.74 m = 13817.88 ft Precipitable water: 1.90 inches Sfc-500 mean rel hum: 59.91 % Est. max temperature: 34.28 C = 93.71 F Sfc-Lift cond lev (LCL): 978.76 mb = 302.09 m = 991.09 ft T: 24.92 C 700-500 lapse rate: 5.61 C/km ThetaE index: 11.21 C Layer 1000.0- 995.0 mb Conv cond level (CCL): 918.81 mb = 854.31 m = 2802.81 ft Mean mixing ratio: 17.03 g/kg Conv temperature: 28.59 C = 83.47 F Cap Strength: 2.57 C Lifted Index: -2.31 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -3.14 C Lifted Index @700 mb: -0.48 C Showalter Index: 1.74 C Risk: Showers probable Total Totals Index: 43.00 C Risk: None Vertical Totals Index: 25.50 C Cross Totals Index: 17.50 C K Index: 30.90 Risk: 60-80 % chance of thunderstorms Sweat Index: 186.80 Risk: None Energy Index: -2.00 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 626.39 J/kg Max Up Vert Vel: 35.39 m/s Conv Inhibition (B-): 1.34 J/kg Cap Strength: 2.53 C Lift Cond Lev (LCL): 928.75 mb = 760.63 m = 2495.47 ft Lev Free Conv (LFC): 903.75 mb = 997.12 m = 3271.35 ft Equ Level (EL): 863.75 mb = 1388.19 m = 4554.39 ft B at Equ Level: 6.41 J/kg Max Parcel Lev (MPL): 853.75 mb = 1488.84 m = 4884.58 ft Wind level data Storm motion: 155 at 9 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 1007 67 90 12 -12.0 0.0 | 44 12 -8.1 -8.5 1 1000 114 90 14 -14.0 0.0 | 50 13 -10.1 -8.5 2 978 305 85 19 -18.9 -1.7 | 56 18 -15.0 -10.1 3 945 610 90 22 -22.0 0.0 | 65 20 -18.1 -8.5 4 925 796 95 21 -20.9 1.8 | 69 18 -17.0 -6.6 5 912 914 100 20 -19.7 3.5 | 72 17 -15.8 -5.0 6 881 1219 100 20 -19.7 3.5 | 72 17 -15.8 -5.0 7 850 1527 105 14 -13.5 3.6 | 63 11 -9.6 -4.8 8 820 1829 105 12 -11.6 3.1 | 55 9 -7.7 -5.4 9 791 2134 105 12 -11.6 3.1 | 55 9 -7.7 -5.4 10 763 2438 145 11 -6.3 9.0 | 103 2 -2.4 0.5 11 736 2743 155 15 -6.3 13.6 | 155 6 -2.4 5.1 12 700 3174 175 6 -0.5 6.0 | 306 4 3.4 -2.5 13 685 3353 175 6 -0.5 6.0 | 306 4 3.4 -2.5 14 659 3658 155 8 -3.4 7.3 | 337 1 0.5 -1.2 15 635 3962 180 9 0.0 9.0 | 262 4 3.9 0.5 16 612 4267 150 16 -8.0 13.9 | 143 7 -4.1 5.4 17 589 4572 135 16 -11.3 11.3 | 111 8 -7.4 2.8 18 567 4877 160 9 -3.1 8.5 | 271 1 0.8 -0.0 19 546 5182 175 6 -0.5 6.0 | 306 4 3.4 -2.5 20 500 5900 125 10 -8.2 5.7 | 57 5 -4.3 -2.7 21 487 6096 120 9 -7.8 4.5 | 44 6 -3.9 -4.0 22 450 6706 200 14 4.8 13.2 | 242 10 8.7 4.7 23 433 7010 280 8 7.9 -1.4 | 310 15 11.8 -9.9 24 400 7610 290 12 11.3 -4.1 | 310 20 15.2 -12.6 25 399 7620 275 9 9.0 -0.8 | 306 16 12.9 -9.3 26 325 9144 295 13 11.8 -5.5 | 312 21 15.7 -14.0 27 311 9449 300 12 10.4 -6.0 | 315 20 14.3 -14.5 28 300 9720 280 12 11.8 -2.1 | 304 19 15.7 -10.6 29 299 9754 265 12 12.0 1.0 | 295 18 15.9 -7.4 30 262 10668 300 26 22.5 -13.0 | 309 34 26.4 -21.5 31 250 10990 285 33 31.9 -8.5 | 295 40 35.8 -17.0 32 209 12192 255 27 26.1 7.0 | 273 30 30.0 -1.5 33 200 12480 260 24 23.6 4.2 | 279 28 27.5 -4.3 34 181 13106 265 30 29.9 2.6 | 280 34 33.8 -5.9 35 164 13716 285 29 28.0 -7.5 | 297 36 31.9 -16.0 36 150 14270 270 32 32.0 -0.0 | 283 37 35.9 -8.5 37 127 15240 280 36 35.5 -6.3 | 291 42 39.4 -14.7 38 114 15850 295 45 40.8 -19.0 | 302 52 44.7 -27.5 39 103 16459 260 17 16.7 3.0 | 285 21 20.6 -5.5 40 100 16620 300 14 12.1 -7.0 | 314 22 16.0 -15.5 41 97 16764 285 15 14.5 -3.9 | 304 22 18.4 -12.4 42 92 17069 330 17 8.5 -14.7 | 332 26 12.4 -23.2 43 88 17343 35 6 -3.4 -4.9 | 358 13 0.5 -13.4 44 88 17374 10 11 -1.9 -10.8 | 354 19 2.0 -19.3 45 83 17678 225 3 2.1 2.1 | 317 9 6.0 -6.4 46 79 17983 265 14 13.9 1.2 | 292 19 17.9 -7.3 47 74 18288 300 13 11.3 -6.5 | 315 21 15.2 -15.0 48 71 18593 360 19 -0.0 -19.0 | 352 28 3.9 -27.5 49 70 18640 105 7 -6.8 1.8 | 23 7 -2.9 -6.7 50 67 18898 120 8 -6.9 4.0 | 34 5 -3.0 -4.5 51 64 19202 150 13 -6.5 11.3 | 137 4 -2.6 2.8 52 60 19507 265 10 10.0 0.9 | 299 16 13.9 -7.6 53 57 19812 260 4 3.9 0.7 | 315 11 7.8 -7.8 54 54 20117 350 13 2.3 -12.8 | 344 22 6.2 -21.3 55 52 20422 20 15 -5.1 -14.1 | 3 23 -1.2 -22.6 56 50 20610 280 4 3.9 -0.7 | 319 12 7.8 -9.2 57 49 20726 305 3 2.5 -1.7 | 328 12 6.4 -10.2 58 47 21031 285 6 5.8 -1.6 | 316 14 9.7 -10.0 59 44 21336 35 3 -1.7 -2.5 | 349 11 2.2 -10.9 60 42 21641 260 11 10.8 1.9 | 294 16 14.7 -6.6 61 40 21946 165 4 -1.0 3.9 | 328 5 2.9 -4.6 62 38 22250 165 3 -0.8 2.9 | 331 6 3.1 -5.6 63 36 22555 225 10 7.1 7.1 | 277 11 11.0 -1.4 64 35 22860 260 11 10.8 1.9 | 294 16 14.7 -6.6 65 33 23165 265 7 7.0 0.6 | 306 13 10.9 -7.9 66 31 23470 225 12 8.5 8.5 | 270 12 12.4 0.0 67 30 23750 70 12 -11.3 -4.1 | 30 15 -7.4 -12.6 68 30 23774 110 9 -8.5 3.1 | 40 7 -4.6 -5.4 69 28 24079 50 11 -8.4 -7.1 | 16 16 -4.5 -15.5 70 27 24384 30 12 -6.0 -10.4 | 6 19 -2.1 -18.9 71 26 24689 25 16 -6.8 -14.5 | 7 23 -2.9 -23.0 72 25 24994 55 24 -19.7 -13.8 | 35 27 -15.8 -22.2 73 24 25298 70 24 -22.6 -8.2 | 48 25 -18.6 -16.7 74 22 25603 95 26 -25.9 2.3 | 74 23 -22.0 -6.2 75 21 25908 80 23 -22.7 -4.0 | 56 23 -18.7 -12.5 76 20 26213 80 24 -23.6 -4.2 | 57 23 -19.7 -12.6 77 20 26350 100 38 -37.4 6.6 | 87 34 -33.5 -1.9 78 19 26518 100 28 -27.6 4.9 | 81 24 -23.7 -3.6 79 18 26822 100 38 -37.4 6.6 | 87 34 -33.5 -1.9 80 16 27127 95 37 -36.9 3.2 | 81 33 -33.0 -5.2 81 15 27432 100 41 -40.4 7.1 | 88 36 -36.5 -1.4 82 14 27737 90 44 -44.0 0.0 | 78 41 -40.1 -8.5 83 12 28346 105 53 -51.2 13.7 | 96 48 -47.3 5.2 Wind Parameters Mean winds (0-6000m): 125.3 at 12.4 knts Storm direction: 155.3 at 9.3 knts Shear (0-3000m) pos: 3.5 neg: 1.4 tot: 4.9 10-3/s Storm rel Dir Shear (0-3000m): -125.4 deg Storm rel helicity (0-3000m) pos: 51.1 neg: -11.1 tot: 40.0 m^2/s^2 ave: 13.3 10^-3 m/s^2 rel: 0.44 Storm rel vorticity (0-3000m) horiz: 7.2 stream: 3.2 10^-3/s Energy-Hel index: 0.15 Bulk Rich Number: 37.85 Bulk Shear: 16.55 m/s Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 87 18 57 17| 0.0 9.9 9.9| 23.7 0.0 23.7 47.4 0.55| 10.3 5.7 1000 92 19 63 17| 2.2 4.9 7.1| 37.4 0.0 37.4 37.4 0.58| 7.4 4.3 1500 95 19 65 16| 3.1 3.3 6.4| 37.4 -7.8 29.6 19.7 0.29| 7.1 2.1 2000 97 17 64 15| 2.4 2.0 4.4| 37.4 -11.1 26.3 13.2 0.21| 5.8 1.2 2500 101 16 65 13| 3.7 1.6 5.3| 45.1 -11.1 34.0 13.6 0.33| 6.7 2.2 3000 108 15 71 11| 3.5 1.4 4.9| 51.1 -11.1 40.0 13.3 0.44| 7.2 3.2 4000 116 13 73 9| 2.9 1.2 4.1| 52.9 -14.7 38.3 9.6 0.29| 7.0 2.0 5000 123 13 81 7| 3.1 1.9 5.0| 56.0 -28.6 27.4 5.5 0.16| 7.9 1.3 6000 125 12 78 6| 2.6 2.1 4.7| 58.7 -29.9 28.8 4.8 0.18| 7.5 1.4 Wrote GIF file: /home/apache/climate/data/raob//TNCC/skewt/TNCC.skewt.20250418.12.gif